Webster's Revised Unabridged Dictionary · 1913

Ornithorhynchus

Ornithorhynchus , proper noun

[New Latin, from Greek 'o`rnis, 'o`rniqos, a bird + {not transcribed} snout, beak.]

(Zoology) A genus of monotremes including the platypus (Ornithorhyncus anatinus). See Duck mole, under Duck.